Home / 146,285.33-219,519.80-57,536.41

Finding the Fourth Proportional to 146,285.33, 219,519.80 and 57,536.41

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Solution

The fourth proportional to 146,285.33, 219,519.80 and 57,536.41 is: 86,340.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,285.33 : 219,519.80 = 57,536.41 : x
  2. Step 2: Convert to fraction form
    146,285.33/219,519.80 = 57,536.41/x
  3. Step 3: Cross multiply
    146,285.33x = 219,519.80 × 57,536.41
  4. Step 4: Simplify right side
    146,285.33x = 12,630,381,215.92
  5. Step 5: Solve for x
    x = 12,630,381,215.92/146,285.33
  6. Step 6: Final answer
    x = 86,340.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.